Home / 1,623,760.29-2,240,733.38-898,638.57

Finding the Fourth Proportional to 1,623,760.29, 2,240,733.38 and 898,638.57

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Solution

The fourth proportional to 1,623,760.29, 2,240,733.38 and 898,638.57 is: 1,240,090.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,760.29 : 2,240,733.38 = 898,638.57 : x
  2. Step 2: Convert to fraction form
    1,623,760.29/2,240,733.38 = 898,638.57/x
  3. Step 3: Cross multiply
    1,623,760.29x = 2,240,733.38 × 898,638.57
  4. Step 4: Simplify right side
    1,623,760.29x = 2,013,609,435,861.27
  5. Step 5: Solve for x
    x = 2,013,609,435,861.27/1,623,760.29
  6. Step 6: Final answer
    x = 1,240,090.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.